Home / 2,249.88-3,369.60-2,172.04

Finding the Fourth Proportional to 2,249.88, 3,369.60 and 2,172.04

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Solution

The fourth proportional to 2,249.88, 3,369.60 and 2,172.04 is: 3,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.88 : 3,369.60 = 2,172.04 : x
  2. Step 2: Convert to fraction form
    2,249.88/3,369.60 = 2,172.04/x
  3. Step 3: Cross multiply
    2,249.88x = 3,369.60 × 2,172.04
  4. Step 4: Simplify right side
    2,249.88x = 7,318,905.98
  5. Step 5: Solve for x
    x = 7,318,905.98/2,249.88
  6. Step 6: Final answer
    x = 3,253.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.